Speaker



FIG. 1 is a top perspective view of a speaker in accordance with the present invention;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines are included for the purpose of illustrating the unclaimed portions of the article and form no part of the claim. 

CLAIM The ornamental design of a speaker, substantially as shown and described. 